Solution Found!
Consider air at 350 K and 0.75 m3/kg. Using Eq. 12–3,
Chapter 12, Problem 5P(choose chapter or problem)
12-5 Consider air at \(350 \mathrm{~K} \text { and } 0.75 \mathrm{~m}^{3} / \mathrm{kg}\). Using Eq. 12-3, determine the change in pressure corresponding to an increase of
percent in temperature at constant specific volume,
(b) 1 percent in specific volume at constant temperature, and
(c) 1 percent in both the temperature and specific volume.
Equation Transcription:
Text Transcription:
350 K and 0.75 m3/kg
Questions & Answers
QUESTION:
12-5 Consider air at \(350 \mathrm{~K} \text { and } 0.75 \mathrm{~m}^{3} / \mathrm{kg}\). Using Eq. 12-3, determine the change in pressure corresponding to an increase of
percent in temperature at constant specific volume,
(b) 1 percent in specific volume at constant temperature, and
(c) 1 percent in both the temperature and specific volume.
Equation Transcription:
Text Transcription:
350 K and 0.75 m3/kg
ANSWER:
Step by step solution Step 1 of 5(a)Express the change in pressure using ideal gas relation.Consider that the gas constant R is constant and the pressure function depends ontemperature and volume asHere, change in temperature is , change in volume is ,partial derivative ofpressure with respect to temperature T is , and partial derivative of pressureP with respect to volume v is